<!DOCTYPE html>
<html lang="en">

<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>Document</title>
  <style>
    .icon {
      width: 71px;
      height: 84px;
      border: solid;
      background: url(./a.png) no-repeat;
    }

    .icon.icon-duo {
      background-position: 0 0;
    }

    .icon.icon-kuai {
      background-position: -77px 0;
    }

    .icon.icon-hao {
      background-position: -154px 0;
    }

    .icon.icon-sheng {
      background-position: 0 -89px;
    }
  </style>
</head>

<body>
  <!-- 精灵图，雪碧图 -->

  <div class="icon icon-duo"></div>
  <div class="icon icon-kuai"></div>
  <div class="icon icon-hao"></div>
  <div class="icon icon-sheng"></div>
</body>

</html>